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Published Ahead-of-Print - Last Updated: March 27, 2015

The editors of this journal are pleased to offer electronic publication of accepted papers prior to print publication. These papers can be cited using the date of access and the unique DOI number. Any final changes in manuscripts will be made at the time of print publication and will be reflected in the final electronic version of the issue.

Disclaimer: Articles appearing in this Published Ahead-of-Print section have been peer-reviewed and accepted for publication in this journal and posted online before print publication. Articles appearing here may contain statements, opinions, and information that have errors in facts, figures, or interpretation. Accordingly, Lippincott Williams & Wilkins, the editors and authors and their respective employees are not responsible or liable for the use of any such inaccurate or misleading data, opinion or information contained in the articles in this section.

Published Ahead-of-Print Articles are available in PDF format only.

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